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Rotary Switch

NSN: 5930-00-007-0959 | Model: 121918LA

A switch actuated by a definite angular rotation of the switch shaft about its axis. For items having rated actuation travel and pressure characteristics, see switch, sensitive. Excludes relay, rotary; switch, stepping; and switch, telephone (as modified).


Length: 7.844 inches, width: 3 inches

NSN Properties and Flags
NATO Stock Number
Hazardous Locations/environmental Protection
Overall Length
7.844 inches
Overall Height
3.25 inches
Overall Width
3 inches
First Flat Length
0.875 inches single actuator
Shaft Diameter
0.375 inches single actuator
Shaft Length
1.625 inches single actuator
Unthreaded Mounting Hole Diameter
0.25 inches single mounting facility
Individual Section Quantity
Knob Manufacturer Code
Knob Special Markings
Arrow symbol
Longest Horizontal Distance Between Mounting Centers
2.5 inches single mounting facility
Longest Vertical Distance Between Mounting Centers
2.5 inches single mounting facility
Switch Contact Basic Design
Nonpile-up symmetrical
Pole Quantity
2 each section front
Throw Quantity
2 each section rear
Mounting Method
Bracket single mounting facility and unthreaded hole single mounting facility
Features Provided
Actuator knob
Contact Voltage Rating In Volts
500 highest ac voltage rating at sea level
Rotor Through Connection Quantity
2 each section
Mounting Facility Pattern
Four position rectangular single mounting facility
Switch Actuator Indexing Position Quantity
2 single actuator
Shaft Type
Round, flatted, threaded hole single actuator
Terminal Type
Tab with screw
Contact Switching Action
Breaks before makes each section rear
Switch Actuator Positioning Increment
90 degrees single actuator
Switch Actuator Stop Device Type
Fixed stop single actuator
Contact Load Current Rating
3 amperes resistive load highest ac voltage rating at sea level
Style Designator
Tap, circuit selector

Pricing and Availability

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NSN 5930-00-007-0959 Datasheet

Supply Class (FSC):
Cross Reference:
  • 121918LA
Cage Codes:
  • Electro Switch Corp. (CAGE 82121)
Schedule B & Trade:
  • Schedule B: 8536509025 (NAICS 335931)

    Switches, rotary, rated at over 5 a, for a voltage not exceeding 1, 000 volts

  • SITC: 77255

    Switches for electrical apparatus, n.E.S., for voltages not exceeding 1, 000 volts

  • End Use: 20005

    Electric apparatus


P - Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of federal standard 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.


U - Precious metal content is unknown


- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:
  • NMFC:

    061300 - Circuit breaker/switch noi

  • WCC:

    72D - Communications/electronics, other than sigint/ew or comsec repair parts and components

  • SHC:

    9 - Other or no special handling required (sh)

  • ADC:

    A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.

  • ACC:

    H - Instruments/equipment/supplies for radio, communications, electrical, laboratory, etc. (includes signal corps)

  • LTL:

    P - 77.5

  • TCC:

    Z - No special type of cargo code applicable

NSN Management Codes:
  • SOS
  • AAC
  • Quantity per pack
  • Unit of Measure
  • Shelf Life
  • Classification Control
  • Repariability

Questions & Answers:

What are the historical prices recorded for this stock number?
Historical data shows pricing from $1,659.85 to $2,766.42..
Does NSN 5930-00-007-0959 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Navy
What is the NIIN of NSN 5930-00-007-0959?
000070959 or 00-007-0959
Does NSN 5930-00-007-0959 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 5930-00-007-0959?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jun 25, 1972